package com.ruoyi.movie.controller;

import java.util.Map;
import java.util.HashMap;
import java.util.List;
import java.util.ArrayList;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import com.ruoyi.common.core.controller.BaseController;
import com.ruoyi.common.core.domain.AjaxResult;
import com.ruoyi.movie.service.IMovieBasicsService;
import com.ruoyi.movie.domain.MovieBasics;
import com.ruoyi.system.service.ISysUserService;
import com.ruoyi.common.core.domain.entity.SysUser;

/**
 * 统计分析Controller
 *
 * @author ruoyi
 */
@RestController
@RequestMapping("/movie/statistics")
public class StatisticsController extends BaseController
{
    @Autowired
    private IMovieBasicsService movieBasicsService;

    @Autowired
    private ISysUserService sysUserService;

    /**
     * 获取统计概览数据
     */
    @PreAuthorize("@ss.hasPermi('movie:statistics:list')")
    @GetMapping("/overview")
    public AjaxResult getOverview()
    {
        Map<String, Object> data = new HashMap<>();
        // TODO: 总影视数需要通过selectMovieBasicsList().size()或自定义SQL实现
        data.put("totalMovies", 0);

        // 统计总用户数
        SysUser query = new SysUser();
        List<SysUser> userList = sysUserService.selectUserList(query);
        data.put("totalMembers", userList != null ? userList.size() : 0);

        // TODO: 今日访问量需要通过MoviePv表统计实现
        data.put("todayVisits", 0);
        // TODO: 总收入需要通过member_order表统计实现
        data.put("totalRevenue", 0);
        return AjaxResult.success(data);
    }

    /**
     * 获取排行榜数据
     */
    @PreAuthorize("@ss.hasPermi('movie:statistics:list')")
    @GetMapping("/ranking")
    public AjaxResult getRanking(@RequestParam(defaultValue = "day") String type)
    {
        // TODO: 排行榜功能需要通过MoviePv和MovieRate表实现
        // List<MovieBasics> movieList = null;
        // switch(type) {
        //     case "day":
        //         movieList = movieBasicsService.getDayRanking();
        //         break;
        //     case "week":
        //         movieList = movieBasicsService.getWeekRanking();
        //         break;
        //     case "month":
        //         movieList = movieBasicsService.getMonthRanking();
        //         break;
        //     case "year":
        //         movieList = movieBasicsService.getYearRanking();
        //         break;
        //     default:
        //         movieList = movieBasicsService.getDayRanking();
        // }

        // 临时实现：返回最新的影视列表
        MovieBasics query = new MovieBasics();
        query.setStatus("0");
        List<MovieBasics> movieList = movieBasicsService.selectMovieBasicsList(query);

        // Convert to List<Map> for statistics display
        List<Map<String, Object>> ranking = new ArrayList<>();
        for (MovieBasics movie : movieList) {
            Map<String, Object> item = new HashMap<>();
            item.put("movieId", movie.getMovieBasicsId());
            item.put("title", movie.getTitle());
            // TODO: hits需要从MoviePv表关联查询
            item.put("hits", movie.getPv() != null ? movie.getPv().getPv() : 0);
            // TODO: score需要从MovieRate表关联查询
            item.put("score", movie.getMovieRate() != null ? movie.getMovieRate().getRate() : 0.0);
            item.put("coverImage", movie.getPoster());
            ranking.add(item);
        }

        return AjaxResult.success(ranking);
    }

    /**
     * 获取分类统计数据
     */
    @PreAuthorize("@ss.hasPermi('movie:statistics:list')")
    @GetMapping("/category")
    public AjaxResult getCategoryStats()
    {
        // TODO: 分类统计需要通过movie_basic_to_genre关联表实现
        return AjaxResult.success(new ArrayList<>());
    }

    /**
     * 获取会员增长数据
     */
    @PreAuthorize("@ss.hasPermi('movie:statistics:list')")
    @GetMapping("/member/growth")
    public AjaxResult getMemberGrowth(@RequestParam(defaultValue = "6") Integer months)
    {
        // TODO: 会员增长统计需要实现，暂时返回空数据
        return AjaxResult.success(new ArrayList<>());
    }

    /**
     * 获取收入统计数据
     */
    @PreAuthorize("@ss.hasPermi('movie:statistics:list')")
    @GetMapping("/revenue")
    public AjaxResult getRevenueStats(@RequestParam(defaultValue = "12") Integer months)
    {
        // TODO: 收入统计需要通过member_order表实现，暂时返回空数据
        return AjaxResult.success(new ArrayList<>());
    }
}